Merge pull request #1029 from Unidata/dependabot-github_actions-actions-create-github-app-token-3

CI: (deps): Bump actions/create-github-app-token from 2 to 3

Author: unidata-pr-helper[bot]

.github/workflows/automerge-dependabot.yml

@@ -26,7 +26,7 @@ jobs:
       uses: dependabot/fetch-metadata@v2
 
     - name: Create App Token
-      uses: actions/create-github-app-token@v2
+      uses: actions/create-github-app-token@v3
       id: app-token
       with:
         app-id: ${{ vars.APP_ID }}